| Name | Crassula tetragona subsp. robusta (Toelken) Toelken |
| Authorship | (Toelken) Toelken |
| Rank | Subspecies |
| Placed in | Crassula tetragona Linnaeus |
| Citation | 1975 J. S. African Bot. 41(2): 122 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Crassula tetragona subsp. robusta (Toelken) Toelken |
| Identification made in | [no date] (1) |
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